In more than 30 years as an appliance repair technician, I’ve seen hundreds of dishwashers stop working because of a mysterious gizmo called an air gap. And within five minutes, I can get these ...

A garbage disposal backing up and a clogged air gap can be culprits, and if so, you need to address the problem by clearing the clogs or checking for any obstructions. Dishwashers connect to your ...